medical notes

CHANCROID Definition:Chancroid is an infectious, painful, ragged venereal ulcer at the site of infection by Haemophilus ducreyi, beginning after an incubation period of 3-7 days; seen more commonly in men; Gram-negative streptobacilli may be identified by staining material from the ulcer. SYN: soft chancre, soft sore, soft ulcer, venereal sore, venereal ulcerChancroid is a sexually transmitted disease caused by the organism Haemophilus ducreyi. The illness is characterized by painful genital ulcers and tender inguinal adenopathy that may suppurate. Also known as "soft chancre," venereal sore, chancroid is one of the three major causes of genital ulcer disease; the other major causes are genital herpes and syphilis.Etiology:Haemophilus ducreyi appears microscopically as a pleomorphic gram-negative rodSigns and symptomsTypically, the first lesion noted is a small inflamma